docs: def _update_with_like_args(ctx, _, value):
      """Update arguments with options taken from a currently running VS."""
      if value is None:
          return
  
      env = ctx.ensure_object(environment.Environment)
      vsi = SoftLayer.VSManager(env.client)
      vs_id = helpers.resolve_id(vsi.resolve_ids, value, 'VS')
      like_details = vsi.get_instance(vs_id)
      like_args = {
          'hostname': like_details['hostname'],
          'domain': like_details['domain'],
          'hourly': like_details['hourlyBillingFlag'],
          'datacenter': like_details['datacenter']['name'],
          'network': like_details['networkComponents'][0]['maxSpeed'],
          'userdata': like_details['userData'] or None,
          'postinstall': like_details.get('postInstallScriptUri'),
          'dedicated': like_details['dedicatedAccountHostOnlyFlag'],
          'private': like_details['privateNetworkOnlyFlag'],
          'placement_id': like_details.get('placementGroupId', None),
      }
  
      like_args['flavor'] = utils.lookup(like_details,
                                         'billingItem',
                                         'orderItem',
                                         'preset',
                                         'keyName')
      if not like_args['flavor']:
          like_args['cpu'] = like_details['maxCpu']
          like_args['memory'] = '%smb' % like_details['maxMemory']
  
      tag_refs = like_details.get('tagReferences', None)
      if tag_refs is not None and len(tag_refs) > 0:
          like_args['tag'] = [t['tag']['name'] for t in tag_refs]
  
      # Handle mutually exclusive options
      like_image = utils.lookup(like_details,
                                'blockDeviceTemplateGroup',
                                'globalIdentifier')
      like_os = utils.lookup(like_details,
                             'operatingSystem',
                             'softwareLicense',
                             'softwareDescription',
                             'referenceCode')
      if like_image:
          like_args['image'] = like_image
      elif like_os:
          like_args['os'] = like_os
  
      if ctx.default_map is None:
          ctx.default_map = {}
      ctx.default_map.update(like_args)